Investigating and analyzing the spillover effects of stock market in interaction with currency, gold-coin, crude oil and housing markets: VARMA-BEKK-AGARCH Approach

One of the most important issues in financial knowledge which is related to portfolio selection, efficiency market and asset allocation is spillover effect between markets and this effect includes return, volatility and shock effect. These days every shock or volatility in one market effect on other markets. Correct identification of spillover effect is very important. This paper aims to measure and analysis spillover effect between stock, currency, gold-coin, oil and housing markets. For these purposes we collect daily data of stock, currency, gold-coin, oil and housing for the time period of 2009 to 2020.we used VARMA-BEKK-AGARCH model for estimation. Results show return spillover from currency to stock and from stock to housing and shock spillover from currency, gold-coin and oil to stock and also volatility spillover from currency and gold-coin to stock and from stock to housing. Besides result show leverage effect of shocks from stock to housing market.so we suggest in order to minimize investment risk we had better to evaluate the spillover effects in selecting markets(assets)for our portfolio.